If you need a clear diagnosis, the right repair, or machining work like head refinishing and resurfacing, we handle both automotive service and machine-shop work in one place.
Klotz Auto Repair & Engine Machine Shop is viewed as a long-standing Cambridge shop that helps people get vehicles back on the road with practical solutions, whether that means repairing a part instead of replacing it or completing machining work needed for engine repairs. The work is approached with careful inspection, clear communication before moving forward, and attention to details that affect drivability—such as addressing binding brakes when found during a related job.
Quality work, honest pricing, and repairs done right the first time.

Comprehensive mechanical service covering every system in your vehicle, big or small.

Expert diagnosis and repair for all makes and models, getting you back on the road fast.

Full brake system service — pads, rotors, calipers, and fluid — for safe, reliable stopping.

Quick synthetic or conventional oil changes with a complimentary multi-point inspection.

Stay comfortable year-round with A/C recharge, heater core, and climate control repair.

Advanced OBD scanning to accurately pinpoint check-engine lights and performance issues.

Automatic and manual transmission rebuilds, fluid flushes, and clutch replacement.

Tire mounting, balancing, rotation, and flat repair for all tire brands and sizes.

Seasonal changeovers and proper storage to keep you confident on snow and ice.

Precision laser alignment to reduce uneven tire wear and sharpen your steering.

Battery testing, replacement, and terminal cleaning to prevent unexpected breakdowns.

Coolant flush, radiator repair or replacement, and thermostat service to prevent overheating.

Muffler, catalytic converter, and exhaust pipe repair to cut noise and reduce emissions.

Shocks, struts, control arms, and bushings replaced for a smooth, stable, safe ride.

Thorough safety inspections that catch issues early before they become costly repairs.

Scheduled maintenance to extend your vehicle's life and protect its long-term value.
We handle everything from minor maintenance to complex mechanical repairs.
We perform machining work including head refinishing and machining, as well as clutch resurfacing, balancing, and lightening—supporting repairs that require more than basic parts replacement.
We provide ongoing updates on what’s happening with the vehicle, explain concerns as they come up, and confirm approval before moving forward on a job.
When an incorrect alternator was installed, the shop identified the issue after the vehicle returned and replaced it with the correct part without charging for the correction.
Signals are derived from aggregated public customer feedback trends.
The team at Klotz Auto Repair & Engine Machine Shop is known for fair pricing, accurate estimates, and work that focuses on diagnosing the problem and fixing it correctly—especially on engine-related jobs and classic or performance vehicles.
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Aluminum body repair is different from steel repair because the material reacts differently to heat, pulling, welding, bonding, corrosion, contamination, and OEM repair procedures.
Preferred shop networks can be convenient, but drivers should understand what the insurer guarantees, what the shop documents, and what may happen if they choose a different repair facility.
You cannot erase a collision history, but you can protect resale value by choosing the right repair, documenting the work, keeping invoices, matching paint, restoring safety systems, and being transparent with future buyers.
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